Notwithstanding any other provision of law, the Administrator of the Environmental Protection Agency may not implement, administer, or enforce the emission standards for hazardous air pollutants from coal- and oil-fired electric utility steam generating units established pursuant to section 112 of the Clean Air Act (
42 U.S.C. 7412) and promulgated in the final rule entitled “National Emission Standards for Hazardous Air Pollutants From Coal- and Oil-Fired Electric Utility Steam Generating Units and Standards of Performance for Fossil-Fuel-Fired Electric Utility, Industrial-Commercial-Institutional, and Small Industrial-Commercial-Institutional Steam Generating Units”, published at 77 Fed. Reg. 9304 (February 16, 2012), or any revisions or supplements thereto before the later
of—